参数资料
型号: MAX2831ETM+
厂商: Maxim Integrated
文件页数: 16/34页
文件大小: 0K
描述: IC TXRX 2.4GHZ-2.5GHZ 48TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 43
频率: 2.4GHz ~ 2.5GHz
数据传输率 - 最大: 54Mbps
调制或协议: 802.11b/g
应用: WLAN
功率 - 输出: 18.5dBm
灵敏度: -76dBm
电源电压: 2.7 V ~ 3.6 V
电流 - 接收: 62mA
电流 - 传输: 209mA
数据接口: PCB,表面贴装
天线连接器: PCB,表面贴装
工作温度: -40°C ~ 85°C
封装/外壳: 48-WFQFN 裸露焊盘
包装: 托盘
2.4GHz to 2.5GHz 802.11g/b
RF Transceivers with Integrated PA
Typical Operating Characteristics (continued)
(MAX2831 EV kit, V CC_ = 2.8V, V CCPA = V CCTXPA = 3.3V, T A = +25°C, f LO = 2.437GHz, f REF = 40MHz, SHDN = CS = high, RXHP =
SCLK = DIN = low.)
2.0
1.8
POWER DETECTOR OVER FREQUENCY
2.0
1.8
POWER DETECTOR OVER SUPPLY VOLTAGE
2.0
1.8
POWER DETECTOR OVER TEMPERATURE
1.6
f RF = 2.4GHz
1.6
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
f RF = 2.5GHz
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
V CCPA = 2.7V, 3.0V
V CCPA = 3.3V, 4.2V
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
T A = +85°C
T A = -40 ° C,
+25 ° C
0
2
4
6 8 10 12 14 16 18 20 22
0
2
4
6 8 10 12 14 16 18 20 22
0
2
4
6
8 10 12 14 16 18 20 22
OUTPUT POWER (dBm)
POWER-DETECTOR OUTPUT
OUTPUT POWER (dBm)
PA OUTPUT ENVELOPE RESPONSE
P OUT (dBm)
PA OUTPUT POWER HISTORGRAM
FOR 1.1V POWER DETECTOR OUTPUT
300mV
20dB GAIN STE P
PA ENVELOPE
50mV
12
10
MEAN = 18.5dBm
-50mV
8
-300mV
1V
POWER DETECTOR
20dBm
0
TX I/Q INPUT
6
4
0V
-20dBm
PA ENVELOPE
2
0
100ns/div
-10
-15
-20
-25
PA OUTPUT RETURN LOSS
vs. RF FREQUENCY
1 μ s/div
10
0
-10
-20
-30
-40
-50
-60
-70
-80
0.1dB/div
Tx OUTPUT SPURS
MAX2831/32 toc52
RBW = 1MHz
802.11g SIGNAL
-30
2300
2350
2400 2450 2500
2550
2600
-90
DC
26.5GHz
RF FREQUENCY (MHz)
16
______________________________________________________________________________________
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